---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4240 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.4G 69G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 596 12085 0 3357 15112 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b4:68:a9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.57/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:feb4:68a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4240) 07/01/26 _x86_64_ (4 CPU) 10:13:25 LINUX RESTART (4 CPU) 10:14:02 tps rtps wtps bread/s bwrtn/s 10:15:01 322.18 36.10 286.09 1298.09 24046.09 10:16:01 758.67 0.05 758.62 0.40 45426.70 10:17:01 10.86 0.03 10.83 4.40 1498.28 10:18:01 28.75 1.00 27.75 79.19 1900.22 Average: 279.94 9.18 270.76 341.53 18193.44 10:14:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:15:01 12923028 15012588 3501940 21.32 92220 2172920 1633152 9.35 1215748 2012724 362976 10:16:01 11756536 14821724 4668432 28.42 142104 2985704 1874472 10.73 1506948 2766636 37036 10:17:01 11274188 14339696 5150780 31.36 142176 2986128 2500140 14.31 1981920 2765244 3064 10:18:01 12375644 15469592 4049324 24.65 144496 3013092 847400 4.85 903368 2760064 26684 Average: 12082349 14910900 4342619 26.44 130249 2789461 1713791 9.81 1401996 2576167 107440 10:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:15:01 ens3 245.01 172.33 3112.81 28.90 0.00 0.00 0.00 0.00 10:15:01 lo 3.73 3.73 0.67 0.67 0.00 0.00 0.00 0.00 10:16:01 ens3 291.58 208.60 2597.98 28.80 0.00 0.00 0.00 0.00 10:16:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 10:17:01 ens3 0.25 0.18 0.07 0.30 0.00 0.00 0.00 0.00 10:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:18:01 ens3 30.41 22.33 21.84 10.07 0.00 0.00 0.00 0.00 10:18:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 141.38 100.56 1426.15 16.97 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.19 0.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4240) 07/01/26 _x86_64_ (4 CPU) 10:13:25 LINUX RESTART (4 CPU) 10:14:02 CPU %user %nice %system %iowait %steal %idle 10:15:01 all 23.48 0.00 2.31 2.10 0.06 72.04 10:15:01 0 38.66 0.00 3.68 1.27 0.07 56.32 10:15:01 1 8.90 0.00 1.48 5.56 0.09 83.97 10:15:01 2 20.69 0.00 2.01 0.46 0.05 76.79 10:15:01 3 25.59 0.00 2.06 1.14 0.05 71.16 10:16:01 all 27.98 0.00 4.37 2.09 0.08 65.48 10:16:01 0 19.27 0.00 4.88 1.14 0.08 74.63 10:16:01 1 34.87 0.00 4.75 0.74 0.07 59.57 10:16:01 2 40.61 0.00 4.27 5.80 0.10 49.22 10:16:01 3 17.26 0.00 3.55 0.67 0.08 78.44 10:17:01 all 27.85 0.00 0.97 0.03 0.07 71.08 10:17:01 0 30.19 0.00 0.75 0.00 0.03 69.03 10:17:01 1 57.66 0.00 1.88 0.02 0.07 40.38 10:17:01 2 13.88 0.00 0.67 0.00 0.07 85.39 10:17:01 3 9.57 0.00 0.59 0.12 0.10 89.63 10:18:01 all 34.82 0.00 1.15 0.30 0.07 63.67 10:18:01 0 47.44 0.00 1.81 0.13 0.08 50.53 10:18:01 1 23.86 0.00 0.80 0.90 0.07 74.37 10:18:01 2 39.87 0.00 1.04 0.07 0.07 58.96 10:18:01 3 28.13 0.00 0.92 0.08 0.05 70.81 Average: all 28.55 0.00 2.20 1.12 0.07 68.06 Average: 0 33.88 0.00 2.77 0.63 0.07 62.65 Average: 1 31.44 0.00 2.23 1.79 0.07 64.47 Average: 2 28.77 0.00 1.99 1.58 0.07 67.59 Average: 3 20.12 0.00 1.78 0.50 0.07 77.53